---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-813 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux

---> lscpu:
Architecture:        x86_64
CPU op-mode(s):      32-bit, 64-bit
Byte Order:          Little Endian
CPU(s):              4
On-line CPU(s) list: 0-3
Thread(s) per core:  1
Core(s) per socket:  1
Socket(s):           4
NUMA node(s):        1
Vendor ID:           AuthenticAMD
CPU family:          23
Model:               49
Model name:          AMD EPYC-Rome Processor
Stepping:            0
CPU MHz:             2799.998
BogoMIPS:            5599.99
Virtualization:      AMD-V
Hypervisor vendor:   KVM
Virtualization type: full
L1d cache:           32K
L1i cache:           32K
L2 cache:            512K
L3 cache:            16384K
NUMA node0 CPU(s):   0-3
Flags:               fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities

---> nproc:
4

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
udev            2.0G     0  2.0G   0% /dev
tmpfs           395M  696K  394M   1% /run
/dev/vda1        20G  9.4G  9.9G  49% /
tmpfs           2.0G     0  2.0G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           2.0G     0  2.0G   0% /sys/fs/cgroup
/dev/vda15      105M  5.3M  100M   5% /boot/efi
tmpfs           395M     0  395M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           3943         461         827           0        2654        3203
Swap:          1023           0        1023

---> ip addr:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc fq_codel state UP group default qlen 1000
    link/ether fa:16:3e:c2:31:a6 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.230/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86180sec preferred_lft 86180sec
    inet6 fe80::f816:3eff:fec2:31a6/64 scope link 
       valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default 
    link/ether 02:42:64:c5:10:f5 brd ff:ff:ff:ff:ff:ff
    inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0
       valid_lft forever preferred_lft forever
    inet6 fe80::42:64ff:fec5:10f5/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-813) 	05/13/25 	_x86_64_	(4 CPU)

07:32:58     LINUX RESTART	(4 CPU)

07:33:01          tps      rtps      wtps   bread/s   bwrtn/s
07:34:02       195.97    105.05     90.92   7439.25  40554.23
07:35:01       108.69     13.13     95.56   2354.45  20822.91
07:36:01       277.30      0.38    276.92     30.93  17797.30
Average:       194.46     39.67    154.79   3280.25  26423.37

07:33:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:34:02      1755964   3312652   2282688     56.52     39088   1680932    926152     18.21    581380   1535968     69804
07:35:01      1205892   3265608   2832760     70.14     61856   2140568   1239452     24.36    787764   1834236       744
07:36:01       880824   3308560   3157828     78.19     91852   2461484    903204     17.75    795240   2118164     25688
Average:      1280893   3295607   2757759     68.28     64265   2094328   1022936     20.11    721461   1829456     32079

07:33:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:34:02         ens3    369.68    248.22   1218.56     69.15      0.00      0.00      0.00      0.00
07:34:02           lo      2.20      2.20      0.20      0.20      0.00      0.00      0.00      0.00
07:34:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
07:35:01    veth0a76833     87.32    144.59      5.91   1065.66      0.00      0.00      0.00      0.09
07:35:01         ens3    360.77    234.77   2631.63     21.48      0.00      0.00      0.00      0.00
07:35:01           lo      2.03      2.03      0.18      0.18      0.00      0.00      0.00      0.00
07:35:01      docker0    159.68    251.67      8.46   1659.52      0.00      0.00      0.00      0.00
07:36:01         ens3     91.38     63.17    386.92     15.91      0.00      0.00      0.00      0.00
07:36:01           lo      0.47      0.47      0.04      0.04      0.00      0.00      0.00      0.00
07:36:01      docker0     42.69     68.67      2.46    376.43      0.00      0.00      0.00      0.00
Average:         ens3    273.46    181.76   1405.55     35.59      0.00      0.00      0.00      0.00
Average:           lo      1.56      1.56      0.14      0.14      0.00      0.00      0.00      0.00
Average:      docker0     66.94    105.97      3.61    673.13      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-813) 	05/13/25 	_x86_64_	(4 CPU)

07:32:58     LINUX RESTART	(4 CPU)

07:33:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:34:02        all     15.29      0.00      2.21      5.96      0.06     76.49
07:34:02          0     11.89      0.00      2.41      8.61      0.05     77.04
07:34:02          1     12.82      0.00      2.61      4.39      0.05     80.12
07:34:02          2     27.26      0.00      1.89      4.70      0.08     66.06
07:34:02          3      9.21      0.00      1.88      6.11      0.03     82.77
07:35:01        all     17.77      0.00      2.14      2.67      0.06     77.36
07:35:01          0     10.52      0.00      1.51      2.51      0.03     85.42
07:35:01          1      6.32      0.00      1.26      0.31      0.03     92.07
07:35:01          2     44.16      0.00      3.67      0.64      0.10     51.43
07:35:01          3      9.96      0.00      2.11      7.23      0.09     80.62
07:36:01        all     13.98      0.00      3.61      7.65      0.08     74.67
07:36:01          0     14.93      0.00      3.29      4.25      0.07     77.46
07:36:01          1      9.35      0.00      3.13      7.30      0.07     80.15
07:36:01          2     25.58      0.00      5.74     15.95      0.12     52.62
07:36:01          3      6.09      0.00      2.29      3.15      0.07     88.40
Average:        all     15.67      0.00      2.66      5.44      0.07     76.17
Average:          0     12.46      0.00      2.41      5.14      0.05     79.94
Average:          1      9.52      0.00      2.34      4.02      0.05     84.06
Average:          2     32.29      0.00      3.76      7.11      0.10     56.74
Average:          3      8.42      0.00      2.09      5.49      0.06     83.94